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2025-11-15 - 03:54
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Nov 15, 2025 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112902117107,7sleep30-21swapper/319:07:413
11441211477,7sleep00-21swapper/019:09:400
111642112103,6sleep10-21swapper/119:06:041
5834210696,7sleep20-21swapper/219:05:042
123362680,1sleep00-21swapper/000:05:220
239002650,1sleep323888-21munin-run22:10:003
26462630,1sleep30-21swapper/323:00:203
326172620,5sleep11166599cyclictest22:28:241
174512620,1sleep117452-21sh23:37:381
152832600,0sleep115290-21kthreadcore19:10:191
301032590,1sleep338-21rcuc/321:40:193
12892590,0sleep10-21swapper/123:15:201
37982580,0sleep03800-21gltestperf22:00:150
157952580,1sleep30-21swapper/321:35:193
156962550,1sleep010-21rcuc/021:50:190
314112540,0sleep10-21swapper/100:00:171
183512530,0sleep30-21swapper/323:38:333
1167199270,26cyclictest0-21swapper/223:01:112
1167199270,26cyclictest0-21swapper/222:03:452
1166599270,26cyclictest0-21swapper/120:35:241
1166599270,26cyclictest0-21swapper/119:56:351
1166299270,26cyclictest0-21swapper/023:05:350
1166299270,26cyclictest0-21swapper/023:05:340
1166299270,26cyclictest0-21swapper/000:01:320
11671992622,3cyclictest0-21swapper/222:37:312
1167199260,26cyclictest0-21swapper/219:58:412
1167199260,25cyclictest0-21swapper/223:38:442
1167199260,25cyclictest0-21swapper/223:11:582
11665992623,2cyclictest0-21swapper/123:50:111
1166599260,25cyclictest24900-21aten2_r5power_p21:55:131
1166599260,25cyclictest0-21swapper/122:32:561
1166599260,25cyclictest0-21swapper/120:55:471
1166599260,25cyclictest0-21swapper/119:24:021
1167199250,24cyclictest0-21swapper/200:27:422
1166599250,24cyclictest11335-21ssh22:18:431
1166599250,24cyclictest0-21swapper/122:42:561
1166599250,24cyclictest0-21swapper/121:30:331
11662992517,7cyclictest0-21swapper/021:25:420
11662992516,8cyclictest0-21swapper/022:21:240
1166299250,24cyclictest0-21swapper/021:38:480
1166299250,17cyclictest0-21swapper/023:50:120
11665992422,1cyclictest0-21swapper/121:40:461
11665992416,7cyclictest0-21swapper/121:54:111
1166599240,23cyclictest0-21swapper/123:07:391
1166599240,23cyclictest0-21swapper/123:07:391
1166599240,23cyclictest0-21swapper/122:39:321
1166599240,23cyclictest0-21swapper/121:37:251
1166599240,18cyclictest0-21swapper/123:49:261
1166599240,18cyclictest0-21swapper/123:32:241
1166299248,15cyclictest0-21swapper/022:25:230
11662992416,7cyclictest0-21swapper/022:17:270
1166299240,23cyclictest0-21swapper/023:16:190
1166299240,23cyclictest0-21swapper/023:01:140
1166299240,18cyclictest0-21swapper/022:53:230
1166299240,18cyclictest0-21swapper/000:21:550
1167199232,20cyclictest0-21swapper/221:55:432
1167199232,19cyclictest14935-21ssh00:07:042
11671992316,6cyclictest0-21swapper/200:14:062
1167199231,21cyclictest0-21swapper/223:52:432
1167199230,22cyclictest0-21swapper/223:55:462
1167199230,22cyclictest0-21swapper/200:16:392
1167199230,22cyclictest0-21swapper/200:03:212
1166599232,20cyclictest0-21swapper/121:48:211
1166599232,19cyclictest0-21swapper/122:53:011
11665992314,8cyclictest0-21swapper/122:23:421
1166599230,22cyclictest0-21swapper/123:25:571
1166599230,22cyclictest0-21swapper/123:14:371
1166599230,22cyclictest0-21swapper/122:46:461
1166599230,22cyclictest0-21swapper/122:08:431
1166599230,22cyclictest0-21swapper/100:36:581
1166599230,22cyclictest0-21swapper/100:33:201
1166599230,22cyclictest0-21swapper/100:21:231
1166599230,22cyclictest0-21swapper/100:12:001
1166599230,17cyclictest0-21swapper/122:56:291
11662992316,7cyclictest0-21swapper/021:31:280
11662992314,8cyclictest0-21swapper/000:14:170
11662992310,5cyclictest0-21swapper/023:10:130
1166299230,22cyclictest0-21swapper/023:42:400
1166299230,22cyclictest0-21swapper/023:31:250
1166299230,22cyclictest0-21swapper/022:56:300
1166299230,22cyclictest0-21swapper/022:49:580
1166299230,22cyclictest0-21swapper/000:28:470
1166299230,17cyclictest0-21swapper/023:27:120
1127222319,3sleep30-21swapper/320:27:363
234422218,3sleep30-21swapper/320:47:173
1167199227,14cyclictest0-21swapper/222:15:132
1167199222,18cyclictest0-21swapper/221:26:052
11671992220,2cyclictest0-21swapper/223:09:442
11671992220,2cyclictest0-21swapper/223:09:432
11671992218,3cyclictest0-21swapper/221:04:142
11671992216,4cyclictest10272-21snmpd20:39:442
1167199220,21cyclictest0-21swapper/223:30:592
1167199220,21cyclictest0-21swapper/222:33:362
1167199220,21cyclictest0-21swapper/221:52:122
1167199220,21cyclictest0-21swapper/221:12:262
1167199220,20cyclictest0-21swapper/223:48:352
1167199220,16cyclictest0-21swapper/223:29:372
1167199220,16cyclictest0-21swapper/222:40:222
11665992220,2cyclictest0-21swapper/120:13:001
1166599220,21cyclictest0-21swapper/123:01:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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